Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Mar. 28, 2026	Dec. 31, 2025
Current Assets
Cash	$ 23,748	$ 18,451
Short-term investments	81,420	74,082
Trade receivables, net	72,920	64,510
Gross inventories (Note 4)	102,850	113,166
Less LIFO reserve	(67,886)	(67,058)
Less excess and obsolescence reserve	(2,715)	(3,227)
Net inventories	32,249	42,881
Prepaid expenses and other current assets	10,741	11,680
Total Current Assets	221,078	211,604
Property, plant and equipment	511,048	506,799
Less allowances for depreciation	(431,950)	(426,702)
Net property, plant and equipment	79,098	80,097
Deferred income taxes	19,128	19,720
Other assets	29,807	30,576
Total Assets	349,111	341,997
Current Liabilities
Trade accounts payable and accrued expenses	38,314	34,122
Contract liabilities with customers (Note 3)	714
Product liability	942	964
Employee compensation and benefits	18,597	15,023
Workers’ compensation	4,614	4,638
Total Current Liabilities	63,181	54,747
Lease liabilities (Note 5)	1,056	1,158
Employee compensation	1,513	2,271
Product liability accrual	61	61
Contingent liabilities (Note 13)
Stockholders’ Equity
Additional paid-in capital	56,040	55,356
Retained earnings	420,897	422,045
Less: Treasury stock – at cost 2026 – 8,546,225 shares 2025 – 8,546,225 shares	(218,131)	(218,131)
Total Stockholders’ Equity	283,300	283,760
Total Liabilities and Stockholders’ Equity	349,111	341,997
Nonvoting Common Stock
Stockholders’ Equity
Common Stock, Value
Common Stock
Stockholders’ Equity
Common Stock, Value	$ 24,494	$ 24,490